From 30f41c02aec763d32e62351452da9ef582bc3472 Mon Sep 17 00:00:00 2001 From: 3gg <3gg@shellblade.net> Date: Fri, 6 Mar 2026 13:30:59 -0800 Subject: Move contrib libraries to contrib repo --- contrib/SDL-3.2.8/test/testintersections.c | 391 ----------------------------- 1 file changed, 391 deletions(-) delete mode 100644 contrib/SDL-3.2.8/test/testintersections.c (limited to 'contrib/SDL-3.2.8/test/testintersections.c') diff --git a/contrib/SDL-3.2.8/test/testintersections.c b/contrib/SDL-3.2.8/test/testintersections.c deleted file mode 100644 index cc58511..0000000 --- a/contrib/SDL-3.2.8/test/testintersections.c +++ /dev/null @@ -1,391 +0,0 @@ -/* - Copyright (C) 1997-2025 Sam Lantinga - - This software is provided 'as-is', without any express or implied - warranty. In no event will the authors be held liable for any damages - arising from the use of this software. - - Permission is granted to anyone to use this software for any purpose, - including commercial applications, and to alter it and redistribute it - freely. -*/ - -/* Simple program: draw as many random objects on the screen as possible */ - -#include -#include - -#ifdef SDL_PLATFORM_EMSCRIPTEN -#include -#endif - -#define SWAP(typ, a, b) \ - do { \ - typ t = a; \ - a = b; \ - b = t; \ - } while (0) -#define NUM_OBJECTS 100 - -static SDLTest_CommonState *state; -static int num_objects; -static bool cycle_color; -static bool cycle_alpha; -static int cycle_direction = 1; -static int current_alpha = 255; -static int current_color = 255; -static SDL_BlendMode blendMode = SDL_BLENDMODE_NONE; - -static float mouse_begin_x = -1.0f, mouse_begin_y = -1.0f; - -static void DrawPoints(SDL_Renderer *renderer) -{ - int i; - float x, y; - SDL_Rect viewport; - - /* Query the sizes */ - SDL_GetRenderViewport(renderer, &viewport); - - for (i = 0; i < num_objects * 4; ++i) { - /* Cycle the color and alpha, if desired */ - if (cycle_color) { - current_color += cycle_direction; - if (current_color < 0) { - current_color = 0; - cycle_direction = -cycle_direction; - } - if (current_color > 255) { - current_color = 255; - cycle_direction = -cycle_direction; - } - } - if (cycle_alpha) { - current_alpha += cycle_direction; - if (current_alpha < 0) { - current_alpha = 0; - cycle_direction = -cycle_direction; - } - if (current_alpha > 255) { - current_alpha = 255; - cycle_direction = -cycle_direction; - } - } - SDL_SetRenderDrawColor(renderer, 255, (Uint8)current_color, - (Uint8)current_color, (Uint8)current_alpha); - - x = (float)SDL_rand(viewport.w); - y = (float)SDL_rand(viewport.h); - SDL_RenderPoint(renderer, x, y); - } -} - -#define MAX_LINES 16 -static int num_lines = 0; -static SDL_FRect lines[MAX_LINES]; -static int add_line(float x1, float y1, float x2, float y2) -{ - if (num_lines >= MAX_LINES) { - return 0; - } - if ((x1 == x2) && (y1 == y2)) { - return 0; - } - - SDL_Log("adding line (%g, %g), (%g, %g)", x1, y1, x2, y2); - lines[num_lines].x = x1; - lines[num_lines].y = y1; - lines[num_lines].w = x2; - lines[num_lines].h = y2; - - return ++num_lines; -} - -static void DrawLines(SDL_Renderer *renderer) -{ - int i; - SDL_Rect viewport; - - /* Query the sizes */ - SDL_GetRenderViewport(renderer, &viewport); - - SDL_SetRenderDrawColor(renderer, 255, 255, 255, 255); - - for (i = 0; i < num_lines; ++i) { - if (i == -1) { - SDL_RenderLine(renderer, 0.0f, 0.0f, (float)(viewport.w - 1), (float)(viewport.h - 1)); - SDL_RenderLine(renderer, 0.0f, (float)(viewport.h - 1), (float)(viewport.w - 1), 0.0f); - SDL_RenderLine(renderer, 0.0f, (float)(viewport.h / 2), (float)(viewport.w - 1), (float)(viewport.h / 2)); - SDL_RenderLine(renderer, (float)(viewport.w / 2), 0.0f, (float)(viewport.w / 2), (float)(viewport.h - 1)); - } else { - SDL_RenderLine(renderer, lines[i].x, lines[i].y, lines[i].w, lines[i].h); - } - } -} - -#define MAX_RECTS 16 -static int num_rects = 0; -static SDL_FRect rects[MAX_RECTS]; -static int add_rect(float x1, float y1, float x2, float y2) -{ - if (num_rects >= MAX_RECTS) { - return 0; - } - if ((x1 == x2) || (y1 == y2)) { - return 0; - } - - if (x1 > x2) { - SWAP(float, x1, x2); - } - if (y1 > y2) { - SWAP(float, y1, y2); - } - - SDL_Log("adding rect (%g, %g), (%g, %g) [%gx%g]", x1, y1, x2, y2, - x2 - x1, y2 - y1); - - rects[num_rects].x = x1; - rects[num_rects].y = y1; - rects[num_rects].w = x2 - x1; - rects[num_rects].h = y2 - y1; - - return ++num_rects; -} - -static void -DrawRects(SDL_Renderer *renderer) -{ - SDL_SetRenderDrawColor(renderer, 255, 127, 0, 255); - SDL_RenderFillRects(renderer, rects, num_rects); -} - -static void -DrawRectLineIntersections(SDL_Renderer *renderer) -{ - int i, j; - - SDL_SetRenderDrawColor(renderer, 0, 255, 55, 255); - - for (i = 0; i < num_rects; i++) { - for (j = 0; j < num_lines; j++) { - float x1, y1, x2, y2; - SDL_FRect r; - - r = rects[i]; - x1 = lines[j].x; - y1 = lines[j].y; - x2 = lines[j].w; - y2 = lines[j].h; - - if (SDL_GetRectAndLineIntersectionFloat(&r, &x1, &y1, &x2, &y2)) { - SDL_RenderLine(renderer, x1, y1, x2, y2); - } - } - } -} - -static void -DrawRectRectIntersections(SDL_Renderer *renderer) -{ - int i, j; - - SDL_SetRenderDrawColor(renderer, 255, 200, 0, 255); - - for (i = 0; i < num_rects; i++) { - for (j = i + 1; j < num_rects; j++) { - SDL_FRect r; - if (SDL_GetRectIntersectionFloat(&rects[i], &rects[j], &r)) { - SDL_RenderFillRect(renderer, &r); - } - } - } -} - -static void loop(void *arg) -{ - int i; - SDL_Event event; - int *done = (int *)arg; - - /* Check for events */ - while (SDL_PollEvent(&event)) { - SDLTest_CommonEvent(state, &event, done); - SDL_ConvertEventToRenderCoordinates(SDL_GetRenderer(SDL_GetWindowFromEvent(&event)), &event); - switch (event.type) { - case SDL_EVENT_MOUSE_BUTTON_DOWN: - mouse_begin_x = event.button.x; - mouse_begin_y = event.button.y; - break; - case SDL_EVENT_MOUSE_BUTTON_UP: - if (event.button.button == 3) { - add_line(mouse_begin_x, mouse_begin_y, event.button.x, event.button.y); - } - if (event.button.button == 1) { - add_rect(mouse_begin_x, mouse_begin_y, event.button.x, event.button.y); - } - break; - case SDL_EVENT_KEY_DOWN: - switch (event.key.key) { - case SDLK_L: - if (event.key.mod & SDL_KMOD_SHIFT) { - num_lines = 0; - } else { - add_line( - (float)SDL_rand(640), - (float)SDL_rand(480), - (float)SDL_rand(640), - (float)SDL_rand(480)); - } - break; - case SDLK_R: - if (event.key.mod & SDL_KMOD_SHIFT) { - num_rects = 0; - } else { - add_rect( - (float)SDL_rand(640), - (float)SDL_rand(480), - (float)SDL_rand(640), - (float)SDL_rand(480)); - } - break; - default: - break; - } - break; - default: - break; - } - } - for (i = 0; i < state->num_windows; ++i) { - SDL_Renderer *renderer = state->renderers[i]; - if (state->windows[i] == NULL) { - continue; - } - SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF); - SDL_RenderClear(renderer); - - DrawRects(renderer); - DrawPoints(renderer); - DrawRectRectIntersections(renderer); - DrawLines(renderer); - DrawRectLineIntersections(renderer); - - SDL_RenderPresent(renderer); - } -#ifdef SDL_PLATFORM_EMSCRIPTEN - if (*done) { - emscripten_cancel_main_loop(); - } -#endif -} - -int main(int argc, char *argv[]) -{ - int i; - Uint64 then, now; - Uint32 frames; - int done; - - /* Initialize parameters */ - num_objects = -1; /* -1 means not initialized */ - - /* Initialize test framework */ - state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO); - if (!state) { - return 1; - } - - for (i = 1; i < argc;) { - int consumed; - - consumed = SDLTest_CommonArg(state, i); - if (consumed == 0) { - consumed = -1; - if (SDL_strcasecmp(argv[i], "--blend") == 0) { - if (argv[i + 1]) { - if (SDL_strcasecmp(argv[i + 1], "none") == 0) { - blendMode = SDL_BLENDMODE_NONE; - consumed = 2; - } else if (SDL_strcasecmp(argv[i + 1], "blend") == 0) { - blendMode = SDL_BLENDMODE_BLEND; - consumed = 2; - } else if (SDL_strcasecmp(argv[i + 1], "blend_premultiplied") == 0) { - blendMode = SDL_BLENDMODE_BLEND_PREMULTIPLIED; - consumed = 2; - } else if (SDL_strcasecmp(argv[i + 1], "add") == 0) { - blendMode = SDL_BLENDMODE_ADD; - consumed = 2; - } else if (SDL_strcasecmp(argv[i + 1], "add_premultiplied") == 0) { - blendMode = SDL_BLENDMODE_ADD_PREMULTIPLIED; - consumed = 2; - } else if (SDL_strcasecmp(argv[i + 1], "mod") == 0) { - blendMode = SDL_BLENDMODE_MOD; - consumed = 2; - } else if (SDL_strcasecmp(argv[i + 1], "mul") == 0) { - blendMode = SDL_BLENDMODE_MUL; - consumed = 2; - } - } - } else if (SDL_strcasecmp(argv[i], "--cyclecolor") == 0) { - cycle_color = true; - consumed = 1; - } else if (SDL_strcasecmp(argv[i], "--cyclealpha") == 0) { - cycle_alpha = true; - consumed = 1; - } else if (num_objects < 0 && SDL_isdigit(*argv[i])) { - char *endptr = NULL; - num_objects = (int)SDL_strtol(argv[i], &endptr, 0); - if (endptr != argv[i] && *endptr == '\0' && num_objects >= 0) { - consumed = 1; - } - } - } - if (consumed < 0) { - static const char *options[] = { "[--blend none|blend|blend_premultiplied|add|add_premultiplied|mod|mul]", "[--cyclecolor]", "[--cyclealpha]", "[count]", NULL }; - SDLTest_CommonLogUsage(state, argv[0], options); - return 1; - } - i += consumed; - } - if (!SDLTest_CommonInit(state)) { - return 2; - } - - if (num_objects < 0) { - num_objects = NUM_OBJECTS; - } - - /* Create the windows and initialize the renderers */ - for (i = 0; i < state->num_windows; ++i) { - SDL_Renderer *renderer = state->renderers[i]; - SDL_SetRenderDrawBlendMode(renderer, blendMode); - SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF); - SDL_RenderClear(renderer); - } - - /* Main render loop */ - frames = 0; - then = SDL_GetTicks(); - done = 0; - -#ifdef SDL_PLATFORM_EMSCRIPTEN - emscripten_set_main_loop_arg(loop, &done, 0, 1); -#else - while (!done) { - ++frames; - loop(&done); - } -#endif - - /* Print out some timing information */ - now = SDL_GetTicks(); - - SDLTest_CommonQuit(state); - - if (now > then) { - double fps = ((double)frames * 1000) / (now - then); - SDL_Log("%2.2f frames per second", fps); - } - return 0; -} -- cgit v1.2.3